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Table 1 Demographic and Clinical Characteristics of the Study Sample

From: Estimation of healthcare‐related charges in women with BRCA mutations and breast cancer

Variables

BRCAm (n=134)

BRCAwt (n=682)

BRCAm vs. BRCAwt

p-value

Demographic Characteristics

Age, Mean ± SD

45.9 ± 9.4

47.1 ± 11.7

0.2575a

Age, Median ± IQR

45.0 ±12.9

45.9 ± 14.7

0.3853b

Ethnicity

 Caucasian/ White

116 (86.6%)

598 (87.5%)

0.9377c

 Non-White

10 (7.5%)

47 (6.9%)

 Unknown

8 (6.0%)

37 (5.4%)

Plan Type

 Commercial

93 (69.4%)

426 (62.5%)

0.1324c

 Medicare

6 (4.5%)

60 (8.8%)

 Medicaid

9 (6.7%)

31 (4.6%)

 Other/Unknown

26 (19.4%)

165 (24.2%)

Clinical Characteristics

Stage at diagnosis

  I

51 (38.1%)

262 (38.4%)

0.7387a

  II

51 (38.1%)

250 (36.7%)

  III

16 (11.9%)

107 (15.7%)

  IV

9 (6.7%)

34 (5.0%)

  Unknown

7 (5.2%)

29 (4.3%)

Reeptor status

  ER+/PR+/HER2-

53 (39.6%)

349 (51.2%)

<0.0001a

  ER+/PR+/HER 2+

7 (5.2%)

87 (12.8%)

  TNBC

38 (28.4%)

81 (11.9%)

  ER-/PR-/HER2+

8 (6.0%)

40 (5.9%)

  Other/Unknown

28 (20.9%)

125 (18.3%)

Tumor histologic grade

  1

7 (5.2%)

115 (16.9%)

<0.0001a

  2

51 (38.1%)

307 (45.0%)

  3

70 (52.2%)

218 (32.0%)

  Unknown

6 (4.5%)

42 (6.2%)

  1. SD Standard Deviation, IQR Interquartile Range, TNBC Triple Negative Breast Cancer (ER-/PR-/HER2-)
  2. aT-Test
  3. bWilcoxon Rank Sum Test
  4. cChi-Squared Test